Ecoland women"s organic cotton no show liner features a biodegradable silicon patch on the back of the ankle to prevent slippage. The no show has a slimmer look and less toe coverage, great to wear with your favorite flats or ballet shoes! The "no show" look of the sock means it won"t peek out from below most shoes. Our products are sustainably processed and sewn in sweatshop-free environment. They are packaged with recycled materials and printed with soy-based inks. Machine washable. Made in Taiwan. S/M size best for shoe size 4-7, L/XL best for shoe size 7.5-10. 3 pairs total.